Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Ka3 win in 3 half-moves
2 Re1 win in 3 half-moves
3 Re2 win in 3 half-moves
4 Re3 win in 3 half-moves
5 Kb2 win in 7 half-moves
6 Ka1 draw
7 Kb1 draw
8 Rd4 draw
9 Re5 draw
10 Rf4 draw
11 Rg4 draw
12 Rh4 draw
13 Kb3 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Re8 loss in 2 half-moves